Western Digital part number WD10EFRX identifies the WD10EFRX - Western Digital Red 1TB 5400RPM SATA 6Gb/s 64MB Cache 3.5-inch NAS Hard Drive, an enterprise-grade Desktop Hard Drive unit appropriate for data-center, server-room, and workstation deployment. Technical specifications include spindle speed of 5,400 RPM, form factor of 3.5-inch, interface of SATA, data rate of 6 Gb/s, cache of 64MB. Typical workloads include VMware ESXi datastores, Veeam / Rubrik / Cohesity backup repositories, RDBMS data files (SQL Server, PostgreSQL, Oracle), and log-tier storage for Splunk and Elastic. Pro Disk Network maintains the WD10EFRX in our enterprise inventory and verifies each unit against manufacturer datasheet specifications prior to listing. New stock ships factory-sealed where available; refurbished units are tested under load before dispatch and ship with a 90-day Pro Disk Network functional warranty. Same-day dispatch on in-stock orders placed before 3pm ET; free standard ground shipping on US orders over $150.
The WD10EFRX is a Western Digital desktop hard drive component with spindle speed 5,400 RPM, form factor 3.5-inch, interface SATA. Pro Disk Network sells the WD10EFRX for $159.90 with same-day US shipping and a 30-day return guarantee.
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Reviewed by:Pro Disk Network Engineering Team — . Specifications, compatibility, and pricing for the WD10EFRX are shown on this page.
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Quick Answer: Will the WD10EFRX work with my RAID controller?
The WD10EFRX operates with any standard SAS/SATA/NVMe-compatible RAID controller (Dell PERC, HPE Smart Array, LSI/Broadcom MegaRAID, Adaptec, IBM ServeRAID, Lenovo ThinkSystem RAID). Mixing this drive in the same RAID volume with drives of different speed/capacity is supported but never recommended.
How fast does the WD10EFRX ship?
Pro Disk Network dispatches the WD10EFRX same-day on orders confirmed before 3 pm ET. Multi-pallet projects requiring crating ship within 2 business days. International shipping (Canada, Mexico, EU, APAC) takes 3-7 business days via DHL Express or FedEx International Priority.
The WD10EFRX is deployed by US enterprises, MSPs, government, and education customers across multiple infrastructure scenarios. Below are the most common deployment patterns Pro Disk Network sees in real-world orders.
Splunk Warm/Cold Tier — Appropriate for Splunk warm/cold/frozen indexes where ingest write rates are below 200 MB/s per node. Avoid for hot-tier indexes — use NVMe instead.
File Server / SMB Shares — General-purpose Windows Server / Samba shares for departmental file storage. RAID 5 for capacity, RAID 10 for IOPS-sensitive workloads.
Object Storage (Ceph / MinIO) — JBOD presentation behind Ceph OSDs or MinIO erasure-coded pools. Mix with NVMe metadata drives for production object stores.
What is the WD10EFRX?
The WD10EFRX is a Western Digital enterprise-grade hard drive with spindle speed 5,400 RPM and form factor 3.5-inch, manufactured by Western Digital. Pro Disk Network ships this part new and certified-refurbished from our US warehouse with same-day dispatch on orders placed before 3 PM ET, backed by a 30-day return guarantee.
Pros & Cons of WD10EFRX
Pros
Same-day US shipping from our US warehouse
Cons
Designed for capacity tier, not write-intensive cache
Not a drop-in for desktop NAS without verifying caddy
Some firmware revs locked to specific RAID-controller families
Frequently Asked Questions about WD10EFRX
Is the WD10EFRX a genuine Western Digital part?
Yes. Pro Disk Network sources every WD10EFRX as factory-original Western Digital inventory. New units arrive sealed in OEM packaging; refurbished units are pulled from decommissioned Western Digital servers, surface-tested, and re-warranted by Pro Disk Network for 90 days.
Will the WD10EFRX work with my RAID controller?
The WD10EFRX operates with any standard SAS/SATA/NVMe-compatible RAID controller (Dell PERC, HPE Smart Array, LSI/Broadcom MegaRAID, Adaptec, IBM ServeRAID, Lenovo ThinkSystem RAID). Mixing this drive in the same RAID volume with drives of different speed/capacity is supported but never recommended.
How fast does the WD10EFRX ship?
Pro Disk Network dispatches the WD10EFRX same-day on orders confirmed before 3 pm ET. Multi-pallet projects requiring crating ship within 2 business days. International shipping (Canada, Mexico, EU, APAC) takes 3-7 business days via DHL Express or FedEx International Priority.
What is the warranty on the WD10EFRX?
New WD10EFRX units carry the full Western Digital manufacturer warranty (typically 1 to 5 years depending on product line). Refurbished and bulk-OEM units include a Pro Disk Network advance-replacement warranty (90 days refurbished). DOA replacement is free within 30 days of receipt.
Do you offer bulk pricing for the WD10EFRX?
Email sales@prodisknetwork.com with the quantity and target ship date for a quote within one business day.
Other parts that share the WD10EF series prefix — useful when sourcing matched lots, hot-spare pools, or capacity-tier expansions.
WD10EFRX-68JCSN0 — WD10EFRX-68JCSN0 - Western Digital Red 1TB 5400RPM SATA 6Gb/s 64MB Cache 3.5-inch NAS Hard Drive — $182.67
WD10EFRX-68PJCN0 — WD10EFRX-68PJCN0 - Western Digital Red 1TB 5400RPM SATA 6Gb/s 64MB Cache 3.5-inch NAS Hard Drive — $240.03
WD10EFRX-88JCSN0 — WD10EFRX-88JCSN0 - Western Digital Red 1TB 5400RPM SATA 6Gb/s 64MB Cache 3.5-inch NAS Hard Drive — $138.70
WD10EFRX-A1 — WD10EFRX-A1 - Western Digital Red 1TB 5400RPM SATA 6GB/s 64MB Cache 3.5-inch Hard Drive — $119.98
WD10EFRX-B2 — WD10EFRX-B2 - Western Digital Red 1TB 5400RPM SATA 6GB/s 64MB Cache 3.5-inch Hard Drive — $166.90
Pro Disk Network Buyer’s Guide: Desktop Hard Drive
How to Pick the Right Drive Capacity for Your Use Case
If the WD10EFRX is going into a RAID array, choose RAID 6 over RAID 5 for any capacity tier built from drives larger than 4 TB. The probability of a second drive failing during rebuild from a 6+ TB rebuild window is high enough that single-parity is no longer responsible. For all-flash arrays, RAID 10 still wins on write-amplification-sensitive workloads (OLTP databases, VDI write-cache).
Drive Health Monitoring: SMART, Workload Rating, and Predictive Failure
Once the WD10EFRX is in production, the single most impactful operational practice is SMART monitoring tied to your existing alerting stack. SMART attributes 187 (reported uncorrectable errors), 197 (current pending sector count), and 198 (offline uncorrectable sector count) are the leading indicators of impending drive failure. Alert on non-zero values, not just on absolute thresholds; once these attributes leave zero, the drive has typically 30-90 days of useful life remaining.